Technological innovation is the engine of modern economic growth. Chinese technological level is increasing, however, its speed (annual rate of 5% on average) lags behind economic growth.
中国技术进步水平在不断上升，但其上升速度(平均大约5 %)滞后于经济增长速度。
There existed a active correlation between the growth speed of the Chinese toon tree's seedling and the average temperature and the average relative humidity.
温室香椿的椿芽生长速度与温室内平均温度和平均相对湿度均成正相关关系。
As the percent of tall fescue shoots increases per unit area, the width of blades of tall fescue in different mixture is the identical, and any discrepancy in the average growth speed is not obvious.
随着单位面积高羊茅枝条数增加，各混播组合中高羊茅叶宽相同，平均生长速度差异不明显。
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